Fibrous material for tobacco smoke filter

Details Fibrous material for tobacco smoke filter Fibrous material for tobacco smoke filter

1981-05-20

1983-02-08

Millin, V.

Tobacco

Smoke separator or treater

Having a polymer

131342, 131345, A24D 310

Patent

active

043723284

ABSTRACT:
This invention relates to a material for tobacco smoke filters. This material comprises cellulose fibers containing amino groups and is obtainable by reacting certain amino compounds with certain reactive cellulose derivatives. Preferably, the filter material of the present invention contains from 70 .mu.moles to 2 mmoles of amino groups per gram of filter material.

REFERENCES:
patent: 3856025 (1974-12-01), Sato et al.
patent: 4034768 (1977-07-01), Joyce
patent: 4202356 (1980-05-01), Digenis et al.

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